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Sleep Scientist Warns Against Walking Through Life 'In An Underslept State'

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An autonomous tank is demonstrated in France last month. Leading researchers in artificial intelligence are calling for laws against lethal autonomous weapons. They also pledge not to work on such weapons. Christophe Morin/IP3/Getty Images hide caption

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An early prototype of the silicon-chip-sized particle accelerator that physicists at Stanford are working on. Eventually, miniature accelerators might have a role in radiating tumors, the scientists say. SLAC National Accelerator Laboratory hide caption

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SLAC National Accelerator Laboratory

Physicists Go Small: Let's Put A Particle Accelerator On A Chip

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Archaeologists Find 14,500-Year-Old Bread

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UCLA researchers are using a radioactive tracer, which binds to abnormal proteins in the brain, to see if it is possible to diagnose chronic traumatic encephalopathy in living patients. Warmer colors in these PET scans indicate higher concentrations of the tracer. UCLA hide caption

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UCLA
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More Screen Time For Teens Linked To ADHD Symptoms

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The planet Jupiter now has a total of 79 identified moons. QAI Publishing/UIG via Getty Images hide caption

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QAI Publishing/UIG via Getty Images

Galileo Would Be Stunned: Jupiter Now Has 79 Moons

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Some critically ill patients who received a CAR-T cell treatment have remained cancer-free for as long as five years, researchers say. But the price is high. Fanatic Studio/Collection Mix: Subjects RF/Getty Images hide caption

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Fanatic Studio/Collection Mix: Subjects RF/Getty Images

A tour boat was damaged and 23 people injured when lava crashed through the roof of the vessel off the Big Island of Hawaii Monday. Hawaii Department of Land and Natural Resources/AP hide caption

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Hawaii Department of Land and Natural Resources/AP

Surfing For Science: A New Way To Gather Data For Ocean And Coastal Research

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